State
Number of Population in Public Treatment Programs
Source:  IDHW Client Information System
	1999	2000	2001	2002
Region 1	1025	1022	1076	1067
Region 2	555	664	650	703
Region 3	1334	1220	1341	1111
Region 4	1173	1327	1414	912
Region 5	719	899	1097	929
Region 6	723	758	865	810
Region 7	863	897	1182	933
State	6392	6787	7625	6465